SpecialistFocuses specifically on interactive programming and coding lessons, whereas Brilliant covers broad STEM and math concepts.
Brilliant records 2,426,610 monthly visits with -11.9% month-over-month growth and Freemium pricing. Formation records 81,461 monthly visits with -1.2% growth and Paid pricing.

Adaptive interview prep and mentorship for experienced software engineers
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | brilliant.org | formation.dev |
| Pricing Model | Freemium | Paid |
| Monthly Visits | 2.43M (2,426,610) | 81.46K (81,461) |
| MoM Traffic Delta | -326.35K (-11.9%) | -959 (-1.2%) |
| Primary Market & Share | 🇺🇸 United States (41.9%) | 🇺🇸 United States (59.3%) |
| Direct Visits / mo | 1.2M | 62.44K |
| User Rating | 4.6 | 4.3 |
| Supported Platforms | Website | Website |

Interactive math, coding and AI tutoring you learn by doing
Learn math, science, CS and AI through short, visual exercises that build intuition step by step rather than passive video watching.
A visual, interactive tutor that works on a shared canvas, asks guiding questions and gives hints without simply revealing the answer.
Quizzes and reviews adapt to your level, tracking what you have mastered and resurfacing topics that still need work.
Write and run real code to learn programming logic, algorithms, data structures and debugging skills relevant to the AI era.

Adaptive interview prep and mentorship for experienced software engineers
Practice recalibrates each session, getting harder as you improve so hours go where your target rounds demand.
Get matched with mentors and hiring managers who run interviews at the companies you're targeting.
Prepare for data structures and algorithms, system design, AI-assisted coding, behavioral rounds, and more.
Solo, one-on-one, or small-group mocks plus career coaching and negotiation support.
SpecialistFocuses specifically on interactive programming and coding lessons, whereas Brilliant covers broad STEM and math concepts.

SpecialistYour personal AI tutor for every subject, from notes to exam day.

SpecialistProvides deep interactive training for data science and programming, but omits foundational math and general science topics.

SpecialistAI-powered A Level and GCSE courses with a top-grades-or-refund guarantee
SpecialistLearn Linux, DevOps, and cybersecurity by doing — inside real online labs.
SpecialistLearn Linux, DevOps, and cybersecurity by doing — inside real online labs.
Agentic skills intelligence for hiring, developing, and planning talent

Excels at step-by-step homework solving and AI tutoring, but provides less structured visual concept-building courses.
Excels at step-by-step homework solving and AI tutoring, but provides less structured visual concept-building courses.

SpecialistProvides adaptive daily math and logic practice for children, but has less emphasis on advanced visual science lessons.

Offers Socratic AI tutoring and problem guidance, but lacks Brilliant's signature interactive visual math and science puzzles.
Offers Socratic AI tutoring and problem guidance, but lacks Brilliant's signature interactive visual math and science puzzles.

Real-time, invisible AI interview and coding assistant
Real-time, invisible AI interview and coding assistant

SpecialistDelivers gamified adaptive math tutoring for younger learners, whereas Brilliant caters to a broader, more advanced audience.
SpecialistDelivers gamified adaptive math tutoring for younger learners, whereas Brilliant caters to a broader, more advanced audience.
Generates customized AI courses instantly on any topic, but lacks the polished visual puzzles and curriculum structure of Brilliant.
Generates customized AI courses instantly on any topic, but lacks the polished visual puzzles and curriculum structure of Brilliant.